Triple

T13688673
Position Surface form Disambiguated ID Type / Status
Subject Peter Cooper E328202 entity
Predicate designed P184 FINISHED
Object Tom Thumb (locomotive)
Tom Thumb (locomotive) was an early experimental American steam locomotive that demonstrated the feasibility of steam-powered rail transport in the United States.
E1054211 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Tom Thumb (locomotive) | Statement: [Peter Cooper, designed, Tom Thumb (locomotive)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tom Thumb (locomotive)
Context triple: [Peter Cooper, designed, Tom Thumb (locomotive)]
  • A. Shay locomotive
    The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
  • B. James the Red Engine
    James the Red Engine is a bright red mixed-traffic steam locomotive and one of the main anthropomorphic train characters in Rev. W. Awdry’s Railway Series, later popularized by the Thomas & Friends television adaptations.
  • C. Toby the Tram Engine
    Toby the Tram Engine is a vintage steam tram engine character from The Railway Series, known for his square shape, cowcatchers, and steady, dependable nature.
  • D. Heisler locomotive
    A Heisler locomotive is a type of geared steam locomotive, recognizable by its V‑twin cylinder arrangement and used primarily on logging and industrial railroads for hauling heavy loads over steep, rough track.
  • E. Locomotive
    Locomotive is the nickname of El Paso Locomotive FC, a professional soccer club based in El Paso, Texas, that competes in the USL Championship.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tom Thumb (locomotive)
Triple: [Peter Cooper, designed, Tom Thumb (locomotive)]
Generated description
Tom Thumb (locomotive) was an early experimental American steam locomotive that demonstrated the feasibility of steam-powered rail transport in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tom Thumb (locomotive)
Target entity description: Tom Thumb (locomotive) was an early experimental American steam locomotive that demonstrated the feasibility of steam-powered rail transport in the United States.
  • A. Shay locomotive
    The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
  • B. James the Red Engine
    James the Red Engine is a bright red mixed-traffic steam locomotive and one of the main anthropomorphic train characters in Rev. W. Awdry’s Railway Series, later popularized by the Thomas & Friends television adaptations.
  • C. Toby the Tram Engine
    Toby the Tram Engine is a vintage steam tram engine character from The Railway Series, known for his square shape, cowcatchers, and steady, dependable nature.
  • D. Heisler locomotive
    A Heisler locomotive is a type of geared steam locomotive, recognizable by its V‑twin cylinder arrangement and used primarily on logging and industrial railroads for hauling heavy loads over steep, rough track.
  • E. Locomotive
    Locomotive is the nickname of El Paso Locomotive FC, a professional soccer club based in El Paso, Texas, that competes in the USL Championship.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8076ff62081908a7bd79889edd7a0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbc6721c248190ac48491b5f39c8f0 completed April 12, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f7944b93d88190806d6b5735f7e794 completed May 3, 2026, 6:30 p.m.
NEDg Description generation batch_69f795b1c4948190b3c17acb26cd5b6e completed May 3, 2026, 6:36 p.m.
NED2 Entity disambiguation (via description) batch_69f7965ead2881909a0c33bcc7938543 completed May 3, 2026, 6:39 p.m.
Created at: April 9, 2026, 9:53 p.m.